tick

Sense 1 noun

a metallic tapping sound

he counted the ticks of the clock

Sense 2 verb

make a clicking or ticking sound

The clock ticked away

Sense 3 noun

any of two families of small parasitic arachnids with barbed proboscis; feed on blood of warm-blooded animals

Sense 4 verb

make a sound like a clock or a timer

the clocks were ticking

Sense 5 noun

a mark indicating that something has been noted or completed etc.

as he called the role he put a check mark by each student's name

Sense 6 verb

sew

tick a mattress

Sense 7 noun

a light mattress

Sense 8 verb

put a check mark on or near or next to

Please check each name on the list